On the other hand, if you are using only a 70 watts RV refrigerator, then you can enjoy more hours as compared to a 150-watts refrigerator. This is also variable depending on your batteryâs strength. Thanks to batteries, having a fridge in RV is still possible. Another factor affecting power consumption is how often you use the refrigerator. First of all, residential fridges operate way differently compared to RV fridges.For one, they are only powered by AC power, and using an inverter, the DC from a battery can be converted into AC and then power the refrigerator. This removes the need for a power inverter, and overall increases the efficiency of the refrigerator. Our calculation is a bit easier since the inverter is out of the loop but the process is similar. Add enough solar panels on top of camper,to charge a battery bank,with a good size inverter â to run icebox for hours during day and even at night. If you store a lot of food consistently then you may want to go for the compression fridge, not only for the added space they tend to have but also for the higher battery life (10-12h) and the more even cooling on the go. If I can get 10-12 hours out of it then it just might be worth the $$ so Fran doesn't have ⌠Now convert the power to amps by dividing by voltage, 444W/12V= 37A. The answer is.... 25AH at 12volts WHEN the compressor is running. None of the sources of power RV fridges use are perfect since 120 AC power source requires you to have a battery that can generate enough power to keep the fridge running at all times. However, if it is running on Dc electricity, it will drain the batteries within three hours. The residential refrigerator has been introduced in exchange of stock refrigerator in RV. RV refrigerators are not meant to run on battery alone for long periods of time, and it depends on your RV model, but exactly how much time you have is going to depend on a number of different factors. There are actually several factors affecting the number of hours an RV fridge lasts. One is by connecting it to a series; with this, you donât increase the amps but only the volts. eval(ez_write_tag([[300,250],'lifeonroute_com-banner-1','ezslot_7',106,'0','0'])); Unfortunately, this will use your battery power very quickly and some RV setups may not even allow it. Since all batteries put out DC power, you’re going to need an inverter to run these refrigerators on batteries. You need a lead-acid battery of 104 Ah to run an efficient top-loading fridge for two days. There are several systems in your RV that run constantly and will drain your battery, and even worse - your... RV Repairs are the most expensive part of RV Ownership. The Good And The Bad PROS. The refrigerator is about a 0.6 amp load in my RV, while the CO and propane monitor and refrigerator run about 1.8 amps per hour 24/7. Under this circumstance, the RV refrigerator could run for about 4 to 5 hours using a single 12 Volts battery that can supply 100 amp-hours. If you’re in the market for a new RV refrigerator and you want to be conscious about its battery usage, you’re definitely better off getting a 3-way fridge over a 2-way. A good rule of thumb is 4 hours. This time is less for a long road trip. Which I get is a highly unsatisfying answer. How Long will an RV Fridge Run on Battery? If you’re still looking for another option, however, you could always run your generator and use AC power to run your fridge. Absorption fridges don’t cool property if they aren’t completely level, so if you do a lot of boondocking then you may want to consider a compression fridge.eval(ez_write_tag([[300,250],'lifeonroute_com-large-mobile-banner-1','ezslot_13',109,'0','0'])); Compression fridges tend to be a lot bulkier, however, so the space you have available may or may not accommodate a compression fridge. At this rate, the residential fridge would use about 8amps each hour while on inverter and batteries. Knowing how long you have to run your refrigerator is a matter of understanding your setup, and I’ll help you figure out how much time you actually have.eval(ez_write_tag([[250,250],'lifeonroute_com-medrectangle-4','ezslot_10',104,'0','0'])); There is no single answer to this question, unfortunately, other than it depends. Then, check the meter reading to see how many amps have been drawn. Check out this video to know more about Kilowatt hour (kWh). How Long Will an RV Fridge Run on a Battery? Fortunately, depending on your set-up and your fridge, you may be able to use your battery to keep your fridge cold while driving, which saves you from having to mess with LP gas on the go.eval(ez_write_tag([[300,250],'lifeonroute_com-large-mobile-banner-2','ezslot_14',110,'0','0'])); Driving is one of the best times to use the battery to power your fridge, because the battery is constantly getting recharged by the alternator. Our 2-way fridge uses around 400 watts on AC power, and we have 2 12-volt deep cycle batteries which rate around 90Ah each. If you want to run your refrigerator on an inverter, you may need to upgrade your battery bank, by adding extra batteries. No matter what refrigerator and setup you have, you can calculate your battery life in hours per day and find out what exactly the capacity is of your RV battery. Most Dometic refrigerators specifically made for RV can run approximately 6 to 8 hours on a single 12 Volts DC battery. These factors include: One of the factors that affect the number of hours RV fridge lasts is the number of amp factors afforded by batteries. Hotter temperatures may make the fridge work harder and consume more energy, as would opening and closing the fridge repeatedly throughout the day. Diane is a lover of all things travel. But wait! What Are the Best RV Refrigerators? When we divide the capacity of 75 Amp-hours by the daily consumption, we arrive at an approximate range of time- about five to ten days. Many different variables come together to determine the life of your refrigerator on battery, and it’s a question that you’re going to want to know the answer to before you end up dry camping or boondocking. So the battery will drain out quickly. A 2-way refrigerator refers to an absorption refrigerator that can run off of either LP gas or AC power. It is more efficient and requires lesser power to be operated. Pop and Sit Portable Booster Review - Reasons to Love It. Often they have two ways of powering the compressor either through 12-volt battery power or 110-volt power, hence the name two way refrigerator⌠So if my fridge needs 324 watts I convert the power to amps by dividing by voltage, 324W/12V= 27A. That just wasnât sufficient! We rarely take our batteries down below 60-70% and we donât run our generator any longer than most folks ( 1-3 hours a day). However, when you are out there camping, it is not readily available. Diane and Beau, are a family obsessed with getting the most out of life. Although times will vary depending on the battery and fridge, the average RV fridge will run for 8 to 10 hours with the batteries on. See Also: Best Heated Drinking Water Hose For RV, Campers + DIY Method Not only that how would it work at campsites and on picnic tables. You cannot run a 2-way refrigerator without an inverter. But you can learn how to fix the most common RV repairs plus maintain your systems all from a Certified RV Technician. It is highly important that we know the answer to this question so that we can do some adjustments and prepare ahead. An RV refrigerator will run off of the battery if your fridge model is set up for it or if it uses propane too. We run our 10 cuft residential fridge on 4 12v Interstate batteries that offer about 160 usable amp hours and 300 watts of solar. A residential RV fridge will last for about 12 hours on batteries. You may be thinking of ways to save battery power by unplugging the fridge altogether and letting it run on LP gas alone. Thus, before you go, you have to make sure that your RV refrigerator can last throughout the whole journey. You just put your food in your refrigerator, the last thing you want now is to lose it because your battery can’t go the distance. But do RV fridges need battery to run on propane? Can I run an RV fridge on batteries? You’ll need to find out the following information, how much power you fridge uses, how many amp hours each of your batteries are, how many batteries you have, and how efficient your inverter is (if you can’t find this assume 90%). This means that the battery will put out 5 amps per hour for 20 hours before being completely drained. However, the modern RV refrigerators have been designed with features that ensure cold temperatures for up to 10 hours. But you don’t want to fully drain your batteries either. This is also assuming we aren’t using any other power in our RV. All it takes is knowing a little more about what your RV setup looks like. Testing one 12 volt battery in winter to find out just how long you can run your RV furnace to stay warm. Charge it accordingly as instructed. Will an RV Fridge Work Without the Battery? She and her young family wanted to explore North America from the comfort of their own home so they bought an RV. In order for these refrigerators to run, you need batteries to power them on. The refrigerator performs optimally when the motorhome is on level ground. I have a 2004 National Tropi-Cal T396 the refrigerator works on AC power or propane brand Dometic when going down the road I do not use the propane an the fridge is not connected to the inverter I have used the generator to power the fridge .Can the fridge be ⌠A regular 6 cubic RV fridge will use around 0.8 amps every hour. During a power outage, assuming you have a fully charged home battery, you will be able to use almost all of the 10 kWh of stored energy. As we have said earlier, one of the factors affecting the number of hours RV refrigerator works is the power consumption of the appliance. But for us 12V-only boondocking types, that means that the fridge would drain a 300-amp-hour battery pack every day . RV house batteries expel less energy (measured in amps) at once, but must last for a longer period of time, as theyâre responsible for routing electricity to an RVâs cabin. 300 times 4 is 1200 watts. Since you can ditch the inverter and run just off of DC power this does increase your run time a bit, according to some internet sources it can bump up to 6 hours, with other sources even claiming 8-10 hours. The next step is to divide the amp hours of your battery by the current to find how long the fridge will run on battery, 180Ah/27A= 6.66 hours. That being said if you are driving with your fridge on LP, you are driving down the road with an open flame. We hope this article has given you all the right insights regarding how long will an RV Fridge runs on battery and how, in a way, to prolong its use. by: Anonymous . How long will an RV fridge run on battery? Another thing to consider is what kind of battery you have. While various conditions will dictate how often the compressor runs, during my test the compressor ran about 20 minutes each hour. For a plugged-in RV, this is no big deal. More Space â The biggest problem with stock RV units is the size. Therefore, when calculating the reserve amp-hours of your RVâs batteries, the usable power will be ⌠1200 watts divided by 1,000 equals 1.2 kwh produced per day. While the RV is running on-road go for DC battery but if you happen to make in ⌠The amps drawn are on a per hour basis, so you can easily calculate how many hours your refrigerator will work. With size, the larger your refrigerator the more power it consumes. Then I was given a Summer Infant... How to Store an RV Battery for the Winter. link to Pop and Sit Portable Booster Review - Reasons to Love It, link to How to Store an RV Battery for the Winter. Many don’t recommend running your fridge on liquid propane gas while driving. Another time you may want to switch to propane is while making longer stops during your travel. Our camping experience would not be complete without a running refrigerator that stores all our food. A typical 120V fridge will chew up nearly 200 watts of power when running, and burn through almost 2000 watt-hours in a day. Want to learn how to build an online business and replace your current income with passive income?
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